Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/drm/radeon/@/ofed/drivers/infiniband/core/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/drm/radeon/@/ofed/drivers/infiniband/core/uverbs.h |
/* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * Copyright (c) 2005 PathScale, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef UVERBS_H #define UVERBS_H #include <linux/kref.h> #include <linux/idr.h> #include <linux/mutex.h> #include <linux/completion.h> #include <rdma/ib_verbs.h> #include <rdma/ib_umem.h> #include <rdma/ib_user_verbs.h> /* * Our lifetime rules for these structs are the following: * * struct ib_uverbs_device: One reference is held by the module and * released in ib_uverbs_remove_one(). Another reference is taken by * ib_uverbs_open() each time the character special file is opened, * and released in ib_uverbs_release_file() when the file is released. * * struct ib_uverbs_file: One reference is held by the VFS and * released when the file is closed. Another reference is taken when * an asynchronous event queue file is created and released when the * event file is closed. * * struct ib_uverbs_event_file: One reference is held by the VFS and * released when the file is closed. For asynchronous event files, * another reference is held by the corresponding main context file * and released when that file is closed. For completion event files, * a reference is taken when a CQ is created that uses the file, and * released when the CQ is destroyed. */ struct ib_uverbs_device { struct kref ref; struct completion comp; int devnum; struct cdev *cdev; struct device *dev; struct ib_device *ib_dev; int num_comp_vectors; }; struct ib_uverbs_event_file { struct kref ref; struct file *filp; struct ib_uverbs_file *uverbs_file; spinlock_t lock; wait_queue_head_t poll_wait; struct fasync_struct *async_queue; struct list_head event_list; int is_async; int is_closed; }; struct ib_uverbs_file { struct kref ref; struct mutex mutex; struct ib_uverbs_device *device; struct ib_ucontext *ucontext; struct ib_event_handler event_handler; struct ib_uverbs_event_file *async_file; }; struct ib_uverbs_event { union { struct ib_uverbs_async_event_desc async; struct ib_uverbs_comp_event_desc comp; } desc; struct list_head list; struct list_head obj_list; u32 *counter; }; struct ib_uverbs_mcast_entry { struct list_head list; union ib_gid gid; u16 lid; }; struct ib_uevent_object { struct ib_uobject uobject; struct list_head event_list; u32 events_reported; }; struct ib_uqp_object { struct ib_uevent_object uevent; struct list_head mcast_list; }; struct ib_ucq_object { struct ib_uobject uobject; struct ib_uverbs_file *uverbs_file; struct list_head comp_list; struct list_head async_list; u32 comp_events_reported; u32 async_events_reported; }; struct ib_uxrcd_object { struct ib_uobject uobject; struct list_head xrc_reg_qp_list; }; extern spinlock_t ib_uverbs_idr_lock; extern struct idr ib_uverbs_pd_idr; extern struct idr ib_uverbs_mr_idr; extern struct idr ib_uverbs_mw_idr; extern struct idr ib_uverbs_ah_idr; extern struct idr ib_uverbs_cq_idr; extern struct idr ib_uverbs_qp_idr; extern struct idr ib_uverbs_srq_idr; extern struct idr ib_uverbs_xrc_domain_idr; void idr_remove_uobj(struct idr *idp, struct ib_uobject *uobj); struct file *ib_uverbs_alloc_event_file(struct ib_uverbs_file *uverbs_file, int is_async, int *fd); struct ib_uverbs_event_file *ib_uverbs_lookup_comp_file(int fd); void ib_uverbs_release_ucq(struct ib_uverbs_file *file, struct ib_uverbs_event_file *ev_file, struct ib_ucq_object *uobj); void ib_uverbs_release_uevent(struct ib_uverbs_file *file, struct ib_uevent_object *uobj); void ib_uverbs_comp_handler(struct ib_cq *cq, void *cq_context); void ib_uverbs_cq_event_handler(struct ib_event *event, void *context_ptr); void ib_uverbs_qp_event_handler(struct ib_event *event, void *context_ptr); void ib_uverbs_srq_event_handler(struct ib_event *event, void *context_ptr); void ib_uverbs_event_handler(struct ib_event_handler *handler, struct ib_event *event); void ib_uverbs_xrc_rcv_qp_event_handler(struct ib_event *event, void *context_ptr); void ib_uverbs_dealloc_xrcd(struct ib_device *ib_dev, struct ib_xrcd *xrcd); int ib_uverbs_cleanup_xrc_rcv_qp(struct ib_uverbs_file *file, struct ib_xrcd *xrcd, u32 qp_num); #define IB_UVERBS_DECLARE_CMD(name) \ ssize_t ib_uverbs_##name(struct ib_uverbs_file *file, \ const char __user *buf, int in_len, \ int out_len) IB_UVERBS_DECLARE_CMD(get_context); IB_UVERBS_DECLARE_CMD(query_device); IB_UVERBS_DECLARE_CMD(query_port); IB_UVERBS_DECLARE_CMD(alloc_pd); IB_UVERBS_DECLARE_CMD(dealloc_pd); IB_UVERBS_DECLARE_CMD(reg_mr); IB_UVERBS_DECLARE_CMD(dereg_mr); IB_UVERBS_DECLARE_CMD(create_comp_channel); IB_UVERBS_DECLARE_CMD(create_cq); IB_UVERBS_DECLARE_CMD(resize_cq); IB_UVERBS_DECLARE_CMD(poll_cq); IB_UVERBS_DECLARE_CMD(req_notify_cq); IB_UVERBS_DECLARE_CMD(destroy_cq); IB_UVERBS_DECLARE_CMD(create_qp); IB_UVERBS_DECLARE_CMD(query_qp); IB_UVERBS_DECLARE_CMD(modify_qp); IB_UVERBS_DECLARE_CMD(destroy_qp); IB_UVERBS_DECLARE_CMD(post_send); IB_UVERBS_DECLARE_CMD(post_recv); IB_UVERBS_DECLARE_CMD(post_srq_recv); IB_UVERBS_DECLARE_CMD(create_ah); IB_UVERBS_DECLARE_CMD(destroy_ah); IB_UVERBS_DECLARE_CMD(attach_mcast); IB_UVERBS_DECLARE_CMD(detach_mcast); IB_UVERBS_DECLARE_CMD(create_srq); IB_UVERBS_DECLARE_CMD(modify_srq); IB_UVERBS_DECLARE_CMD(query_srq); IB_UVERBS_DECLARE_CMD(destroy_srq); IB_UVERBS_DECLARE_CMD(create_xrc_srq); IB_UVERBS_DECLARE_CMD(open_xrc_domain); IB_UVERBS_DECLARE_CMD(close_xrc_domain); IB_UVERBS_DECLARE_CMD(create_xrc_rcv_qp); IB_UVERBS_DECLARE_CMD(modify_xrc_rcv_qp); IB_UVERBS_DECLARE_CMD(query_xrc_rcv_qp); IB_UVERBS_DECLARE_CMD(reg_xrc_rcv_qp); IB_UVERBS_DECLARE_CMD(unreg_xrc_rcv_qp); #endif /* UVERBS_H */